A third, niche possibility: reference to (Finn the Human) and his companion Jake (dog). “Bones” could refer to the Ice King’s bone-themed puns or a specific episode (“Mystery Dungeon”) where Finn collects dinosaur bones. Fan-made recipes include:
Combining certain ingredients produced healing items or stat boosters. Common Combinations finn and bones recipes
Fire is effective against Ice, and Ice is effective against Fire. In-Game Recipe Book: The Ultimate Guide to Finn and Bones Recipes
Finn and Bones is an RPG-style crafting game based on the Adventure Time Beer-based: swap wine for dark ale and add a dash of mustard
Method